结果该区域背景噪声值较高，但其等效声级达标。
Results The equivalent sound levels (LAeq) were qualified in spite of higher background value of noise in this areas.
测量并记录2个密度区内感兴趣区像素值均值和噪声值，计算对比度噪声比。
The pixel mean value and noise of the image in region of interest were measured and recorded in 2 density areas, and the CNR was calculated.
文中还比较了用发动机转速慢加速扫描的动态方法及稳态转速下测得的噪声值。
The noise values measured by using gradual acceleration scanning and steady engine speed methods are also compared in this paper.
通过对比分析，得出居民对室内某一噪声值的评价因其所处的不同类区而不同的结论。
To a given noise value, the assessment by the residents is different according to different noise - class districts.
该IAT故障检测模块基于过量噪声值和第一预定值的比较诊断IAT传感器中的故障。
The IAT fault detection module diagnoses faults in the IAT sensor based upon a comparison of the excess noise value and a first predetermined value.
也介绍了采样器的主要技术参数（如采样量、采样时间和噪声值等），并与样机进行对比测试。
The main technical parameters (such as sample flow rate, sample time and noise level and so on) are tested and compared with the prototype made in foreign countries.
运用噪声测量基本方法，测量了大连市西南路某路段交通噪声值并统计出不同类型的机动车流量数据。
By using the basic method of noise measurement, traffic noise values were measured, and different types of vehicle flow data were gained in a certain section of the Southwest Road in Dalian.
在比较国内外各种道路交通噪声预测模型特点的基础上，选择了一种修正预测模型，预测出理论噪声值。
Through comparing various domestic and international traffic noise prediction models, a revised forecast model was selected to predict theoretical noise value.
该噪声值可以用于视频降嗓器、运动目标检测和图像边缘检测等实时系统，对视频信号进行自适应处理。
It can be used as adaptive control of video signal. These real-time processing system contain real-time noise reduction, realtime detection of moving targets, edge detection and others.
在不同的锯切工艺参数和锯片结构下，测量了噪声值、噪声功率、噪声电压、振动功率和振动幅值，并对其进行频谱分析。
Noise value, noise power, noise voltage, vibration power and amplitude vibration were measured under different cutting parameters of technology and frequency spectrum analysis was also made.
噪声地图是由道路交通噪声、铁路噪声、工业噪声和机场噪声等对城市地图上每个接收点的叠加噪声值拟合图像绘制而成。
Noise map is produced from fitting image of superposition of noise levels of road traffic, railway, aircraft and industry at each reception point.
从而为应用该理论公式，计算传输线路的串噪声值和分析通道一般传输特性对调频多路电话信号的影响找到了一条有效的途径。
To analyze a general transmission characteristics with higher terms in microwave trunk, the least-squared principle is recommended and satisfactory results are ob…
结果表明阳性血清的响应值与阴性血清的噪声值之比均大于4，可用于输血四项指标的同步检测，其检测灵敏度略高于ELISA法。
Results showed that respond of the positive serum was 4 times higher than negative serum and its was better than ELISA a little sensitivity.
每个值都会给一个图案引入特定程度的噪声。
由于各种原因，数字摄像机会产生噪声，所以在帧之间像素很难维持完全一样的颜色值。
Due to various issues with digital cameras involving noise, pixels will rarely maintain their exact color value between frames.
在二值边缘图像中应用双窗口分别选定目标和要去除的噪声，在各窗口中采用双向扫描提取目标特征。
Choose the target and the noise that will be removed in two Windows, then extract target with dual-direction scan in each window.
通过对相关矩阵进行特征值分解，估计信号子空间和噪声子空间，并利用MU S IC算法估计宽带LF M信号的波达方向。
Through estimating the signal and noise subspaces with the eigen-decomposition of the correlation matrix, the MUSIC algorithm is used to estimate the DOAs of LFM sources.
利用协方差矩阵的特征值。能实现信号和噪声的分解。
The eigenvalue of covariance matrix can be used to separate signal from noise.
在数据挖掘以及机器学习等领域，都需要涉及一个数据预处理过程，以消除数据中所包含的错误、噪声、不一致数据或缺失值。
In the data mining or machine learning field, a data preprocessing procedure is often needed to eliminate errors, noises, in-consistent data or missing data that are contained in the dataset.
该区域的地质数据在采集过程中不可避免地存在数据的各向异性、特高值屏蔽、噪声等原因易导致出现假异常，因此需要对该区域的地质数据需要进行特别的处理研究。
Because of upper shielding, noise during the course of collecting data may be led to fault anomaly. So it is necessary to study the data of this area.
对图像中的低频噪声，基于对图像中目标与背景灰度值特点的分析，提出了改进的差分去噪声模板。
An improving noise eliminated difference template based on the analysis of object and background gray value also has been developed to eliminate the low frequency noise in image.
该算法通过计算冲激噪声的位置和幅值来确定中值滤波的模板大小。
In this algorithm, the position and magnitude of the noise are detected to compute the size of the template of the median filter.
实验结果表明该算法克服了光照不均和噪声对灰度文本图像二值化的影响，得到了较理想的二值图像。
The experiment results show that with the algorithm, the influence of uneven light and noise on the binarization of gray character images has been overcome and an excellent binary image is obtained.
本文在系统输入和输出噪声相关的条件下，提出一种新的噪声统计估值器和自适应状态滤波器，应用表明了它的有效性。
In this paper a kind of new estimators of noise statistics and adaptive filters of states are put forward in the case that input and output noises of systems are correlative.
随着国内外轴承市场对低噪音轴承的需求量的增加、对轴承振动与噪声分贝值越来越低的要求，使得低噪音轴承的研制工作显得日益重要。
With the increase and demand in low voice and low decibel vibration bearing in world market, the research in low noise bearing has become more and more significant.
以加权广义权距离概念为基础，结合噪声污染级别特征值法提出一种铁路环境噪声评价的新方法。
Based on the general weighted length, combined with the level characteristic value, a new method is put forward to evaluate the environmental noise of railway with fuzzy.
以加权广义权距离概念为基础，结合噪声污染级别特征值法提出一种铁路环境噪声评价的新方法。
Based on the general weighted length, combined with the level characteristic value, a new method is put forward to evaluate the environmental noise of railway with fuzzy.
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